18188906

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2\times {\mathrm{179}}^1$

素因数の和:298

約数の個数: 24

約数和(自身を含む): 29250720

約数和(自身を除く): 11061814

約数列:

[1, 2, 23, 46, 47, 94, 179, 358, 1081, 2162, 2209, 4117, 4418, 8234, 8413, 16826, 50807, 101614, 193499, 386998, 395411, 790822, 9094453, 18188906]

約数ペア:

[(1, 18188906), (2, 9094453), (23, 790822), (46, 395411), (47, 386998), (94, 193499), (179, 101614), (358, 50807), (1081, 16826), (2162, 8413), (2209, 8234), (4117, 4418)]